Pith Number

pith:Y7SGV4R2

pith:2017:Y7SGV4R2TVO2WXMCWC6O3VQIZM

not attested not anchored not stored refs pending

Inexact Gradient Projection and Fast Data Driven Compressed Sensing

Mike E. Davies, Mohammad Golbabaee

arxiv:1706.00092 v1 · 2017-05-31 · cs.IT · math.IT

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Y7SGV4R2TVO2WXMCWC6O3VQIZM}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:43:15.056996Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c7e46af23a9d5dab5d82b0bcedd608cb151192958a63185ebd300f5de4ceb35e

Aliases

arxiv: 1706.00092 · arxiv_version: 1706.00092v1 · doi: 10.48550/arxiv.1706.00092 · pith_short_12: Y7SGV4R2TVO2 · pith_short_16: Y7SGV4R2TVO2WXMC · pith_short_8: Y7SGV4R2

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/Y7SGV4R2TVO2WXMCWC6O3VQIZM \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: c7e46af23a9d5dab5d82b0bcedd608cb151192958a63185ebd300f5de4ceb35e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9b3505cd69e931c9b2152b77f1d0071b30c7cc77eaa3c36125ecf0caf4c77041",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-05-31T21:14:32Z",
    "title_canon_sha256": "b314d13366e3b3eb478298f162db0981cb29a11e50e0fdad6067b895e8ae0be6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.00092",
    "kind": "arxiv",
    "version": 1
  }
}